diff --git a/backend/python/diffusers/requirements-l4t13.txt b/backend/python/diffusers/requirements-l4t13.txt
index af1ad45ad..560858e35 100644
--- a/backend/python/diffusers/requirements-l4t13.txt
+++ b/backend/python/diffusers/requirements-l4t13.txt
@@ -10,3 +10,4 @@ numpy<2
 sentencepiece
 torchvision
 ftfy
+chardet